3142220447 has 2 divisors, whose sum is σ = 3142220448. Its totient is φ = 3142220446.

The previous prime is 3142220387. The next prime is 3142220489. The reversal of 3142220447 is 7440222413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3142220447 - 2²⁶ = 3075111583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3142220747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571110223 + 1571110224.

It is an arithmetic number, because the mean of its divisors is an integer number (1571110224).

Almost surely, 2^3142220447 is an apocalyptic number.

3142220447 is a deficient number, since it is larger than the sum of its proper divisors (1).

3142220447 is an equidigital number, since it uses as much as digits as its factorization.

3142220447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 3142220447 is about 56055.5121910415. The cubic root of 3142220447 is about 1464.6894389203.

The spelling of 3142220447 in words is "three billion, one hundred forty-two million, two hundred twenty thousand, four hundred forty-seven".